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The average of twelve numbers is 42. The...

The average of twelve numbers is 42. The average of the last five numbers is 40 and that of the first four numbers is 44. The 6th number is 6 less than the fifth and 5 less than the 7th number. The average of the 5th and the 7th numbers is:
बारह संख्याओं का औसत 42 है | अंतिम पांच संख्याओं का औसत 40 तथा पहली चार संख्याओं का औसत 44 है | छठी संख्या पाँचवीं से 6 कम है तथा 7वीं संख्या से 5 कम है | 5वीं और 7वीं संख्या का औसत है :

A

44

B

44.5

C

43

D

43.5

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The average of twelve numbers is 45.5. The average of the first four numbers is 41.5 and that of the next five numbers is 48. The 10th number is 4 more than the 11th number and 9 more than the 12th number. What is the average of the 10th and 12th numbers? बारह संख्याओं का औसत 45.5 है | पहली चार संख्याओं का औसत 41.5 है तथा अगली पाँच संख्याओं का औसत 48 है | 10वीं संख्या, 11वीं संख्या से 4 अधिक तथा 12वीं संख्या से 9 अधिक है | 10वीं तथा 12वीं संख्याओं का औसत कितना है ?

The average of 13 numbers is 48.5. The average of the first five numbers is 56.4 and that of the last nine numbers is 45.6. what is the 5^(th) number ?

The average of 13 numbers is 48.5. The average of the first five numbers is 56.4 and that of the last nine numbers is 45.6. What is the 5^(th) number?

The average of 16 numbers is 48. The average of the first 7 numbers is 45 and the average of the next 6 numbers is 52. If the 14th number is 11 less than the 15th number and is 5 more than the 16th number, then the average of the 15th and 16th number is: 16 संख्याओं का औसत 48 है | पहली 7 संख्याओं का औसत 45 तथा अगली 6 संख्याओं का औसत 52 है | यदि 14वीं संख्या 15वीं संख्या से 11 कम तथा 16वीं संख्या से 5 अधिक है, तो 15वीं एवं 16वीं संख्या का औसत क्या होगा ?

PINNACLE-AVERAGE-EXERCISE
  1. The average of twelve numbers is 42. The average of the last five numb...

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  2. The average weight of a certain number of students in a class is 68.5 ...

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  3. Three numbers are such that if the average of any two of them is added...

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  4. The total number of students in section A and B of a class is 110. The...

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  5. Four different positive numbers are written in ascending order. One-th...

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  6. The average marks of 40 students was found to be 68. If the marks of t...

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  7. In a class of 40 students, 45% are girls and the remaining are boys. I...

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  8. The average of 27 numbers is zero. Out of them, how many may be greate...

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  9. 10 years ago, the average age of a family of five members was 38 years...

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  10. The average of a number and its reciprocal is 4. The average of its cu...

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  11. The average of the first 1234 numbers is equal to 1234. Fill in the b...

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  12. Fill in the blank. रिक्त स्थान की पूर्ति करें | The average of the...

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  13. The difference between the average of first ten prime numbers and the ...

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  14. The average of 1088 real numbers is zero. At most how many of them can...

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  15. The average age of four brothers is 15 years. If their father is inclu...

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  16. The average of the squares of numbers 1 to 5 is: 1 से 5 तक की संख्या...

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  17. The average of a and b is 36. The average of b and c is 42. What is th...

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  18. What is the average of the first 8 multiples of 6 among the natural nu...

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  19. The average of all the prime and composite numbers upto 100 is:

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  20. The average weight of 12 articles is 18 kg. Addition of another new ar...

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